3 * Laconica - a distributed open-source microblogging tool
4 * Copyright (C) 2008, Controlez-Vous, Inc.
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Affero General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Affero General Public License for more details.
16 * You should have received a copy of the GNU Affero General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 if (!defined('LACONICA')) { exit(1); }
22 require_once(INSTALLDIR.'/lib/openid.php');
24 class FinishopenidloginAction extends Action {
26 function handle($args) {
27 parent::handle($args);
28 if (common_logged_in()) {
29 common_user_error(_t('Already logged in.'));
30 } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
31 if ($this->arg('create')) {
32 if (!$this->boolean('license')) {
33 $this->show_form(_t('You can\'t register if you don\'t agree to the license.'),
34 $this->trimmed('newname'));
37 $this->create_new_user();
38 } else if ($this->arg('connect')) {
39 $this->connect_user();
41 common_debug(print_r($this->args, true), __FILE__);
42 $this->show_form(_t('Something weird happened.'),
43 $this->trimmed('newname'));
50 function show_top($error=NULL) {
52 common_element('div', array('class' => 'error'), $error);
55 common_element('div', 'instructions',
56 _t('This is the first time you\'ve logged into ') .
57 $config['site']['name'] .
58 _t(' so we must connect your OpenID to a local account. ' .
59 ' You can either create a new account, or connect with ' .
60 ' your existing account, if you have one.'));
64 function show_form($error=NULL, $username=NULL) {
65 common_show_header(_t('OpenID Account Setup'), NULL, $error,
66 array($this, 'show_top'));
68 common_element_start('form', array('method' => 'POST',
69 'id' => 'account_connect',
70 'action' => common_local_url('finishopenidlogin')));
71 common_element('h2', NULL,
72 'Create new account');
73 common_element('p', NULL,
74 _t('Create a new user with this nickname.'));
75 common_input('newname', _t('New nickname'),
76 ($username) ? $username : '',
77 _t('1-64 lowercase letters or numbers, no punctuation or spaces'));
78 common_element_start('p');
79 common_element('input', array('type' => 'checkbox',
83 common_text(_t('My text and files are available under '));
84 common_element('a', array(href => common_config('license', 'url')),
85 common_config('license', 'title'));
86 common_text(_t(' except this private data: password, email address, IM address, phone number.'));
87 common_element_end('p');
88 common_submit('create', _t('Create'));
89 common_element('h2', NULL,
90 'Connect existing account');
91 common_element('p', NULL,
92 _t('If you already have an account, login with your username and password '.
93 'to connect it to your OpenID.'));
94 common_input('nickname', _t('Existing nickname'));
95 common_password('password', _t('Password'));
96 common_submit('connect', _t('Connect'));
97 common_element_end('form');
101 function try_login() {
103 $consumer = oid_consumer();
105 $response = $consumer->complete(common_local_url('finishopenidlogin'));
107 if ($response->status == Auth_OpenID_CANCEL) {
108 $this->message(_t('OpenID authentication cancelled.'));
110 } else if ($response->status == Auth_OpenID_FAILURE) {
111 // Authentication failed; display the error message.
112 $this->message(_t('OpenID authentication failed: ') . $response->message);
113 } else if ($response->status == Auth_OpenID_SUCCESS) {
114 // This means the authentication succeeded; extract the
115 // identity URL and Simple Registration data (if it was
117 $display = $response->getDisplayIdentifier();
118 $canonical = ($response->endpoint->canonicalID) ?
119 $response->endpoint->canonicalID : $response->getDisplayIdentifier();
121 $sreg_resp = Auth_OpenID_SRegResponse::fromSuccessResponse($response);
124 $sreg = $sreg_resp->contents();
127 $user = oid_get_user($canonical);
130 oid_set_last($display);
131 oid_update_user($user, $sreg);
132 common_set_user($user->nickname);
133 $this->go_home($user->nickname);
135 $this->save_values($display, $canonical, $sreg);
136 $this->show_form(NULL, $this->best_new_nickname($display, $sreg));
141 function message($msg) {
142 common_show_header(_t('OpenID Login'));
143 common_element('p', NULL, $msg);
144 common_show_footer();
147 function save_values($display, $canonical, $sreg) {
148 common_ensure_session();
149 $_SESSION['openid_display'] = $display;
150 $_SESSION['openid_canonical'] = $canonical;
151 $_SESSION['openid_sreg'] = $sreg;
154 function get_saved_values() {
155 return array($_SESSION['openid_display'],
156 $_SESSION['openid_canonical'],
157 $_SESSION['openid_sreg']);
160 function create_new_user() {
162 $nickname = $this->trimmed('newname');
164 if (!Validate::string($nickname, array('min_length' => 1,
166 'format' => VALIDATE_NUM . VALIDATE_ALPHA_LOWER))) {
167 $this->show_form(_t('Nickname must have only letters and numbers and no spaces.'));
171 if (User::staticGet('nickname', $nickname)) {
172 $this->show_form(_t('Nickname already in use. Try another one.'));
176 list($display, $canonical, $sreg) = $this->get_saved_values();
178 if (!$display || !$canonical) {
179 common_server_error(_t('Stored OpenID not found.'));
183 # Possible race condition... let's be paranoid
185 $other = oid_get_user($canonical);
188 common_server_error(_t('Creating new account for OpenID that already has a user.'));
192 $profile = new Profile();
194 $profile->nickname = $nickname;
196 if ($sreg['fullname'] && strlen($sreg['fullname']) <= 255) {
197 $profile->fullname = $sreg['fullname'];
200 if ($sreg['country']) {
201 if ($sreg['postcode']) {
202 # XXX: use postcode to get city and region
203 # XXX: also, store postcode somewhere -- it's valuable!
204 $profile->location = $sreg['postcode'] . ', ' . $sreg['country'];
206 $profile->location = $sreg['country'];
210 # XXX save language if it's passed
211 # XXX save timezone if it's passed
213 $profile->profileurl = common_profile_url($nickname);
215 $profile->created = DB_DataObject_Cast::dateTime(); # current time
217 $id = $profile->insert();
219 common_server_error(_t('Error saving the profile.'));
225 $user->nickname = $nickname;
226 $user->uri = common_mint_tag('user:'.$id);
228 if ($sreg['email'] && Validate::email($sreg['email'], true)) {
229 $user->email = $sreg['email'];
232 $user->created = DB_DataObject_Cast::dateTime(); # current time
234 $result = $user->insert();
241 $result = oid_link_user($user->id, $canonical, $display);
249 oid_set_last($display);
250 common_set_user($user->nickname);
251 common_redirect(common_local_url('showstream', array('nickname' => $user->nickname)));
254 function connect_user() {
256 $nickname = $this->trimmed('nickname');
257 $password = $this->trimmed('password');
259 if (!common_check_user($nickname, $password)) {
260 $this->show_form(_t('Invalid username or password.'));
266 $user = User::staticGet('nickname', $nickname);
268 list($display, $canonical, $sreg) = $this->get_saved_values();
270 if (!$display || !$canonical) {
271 common_server_error(_t('Stored OpenID not found.'));
275 $result = oid_link_user($user->id, $canonical, $display);
278 common_server_error(_t('Error connecting user to OpenID.'));
282 oid_update_user($user, $sreg);
283 oid_set_last($display);
284 common_set_user($user->nickname);
285 $this->go_home($user->nickname);
288 function go_home($nickname) {
289 $url = common_get_returnto();
291 # We don't have to return to it again
292 common_set_returnto(NULL);
294 $url = common_local_url('all',
298 common_redirect($url);
301 function best_new_nickname($display, $sreg) {
303 # Try the passed-in nickname
306 if ($sreg['nickname']) {
307 $nickname = $this->nicknamize($sreg['nickname']);
308 if ($this->is_new_nickname($nickname)) {
315 if ($sreg['fullname']) {
316 $fullname = $this->nicknamize($sreg['fullname']);
317 if ($this->is_new_nickname($fullname)) {
324 $from_url = $this->openid_to_nickname($display);
326 if ($from_url && $this->is_new_nickname($from_url)) {
335 function is_new_nickname($str) {
336 if (!Validate::string($str, array('min_length' => 1,
338 'format' => VALIDATE_NUM . VALIDATE_ALPHA_LOWER))) {
341 if (User::staticGet('nickname', $str)) {
347 function openid_to_nickname($openid) {
348 if (Auth_Yadis_identifierScheme($openid) == 'XRI') {
349 return $this->xri_to_nickname($openid);
351 return $this->url_to_nickname($openid);
355 # We try to use an OpenID URL as a legal Laconica user name in this order
356 # 1. Plain hostname, like http://evanp.myopenid.com/
357 # 2. One element in path, like http://profile.typekey.com/EvanProdromou/
358 # or http://getopenid.com/evanprodromou
360 function url_to_nickname($openid) {
361 static $bad = array('query', 'user', 'password', 'port', 'fragment');
363 $parts = parse_url($openid);
365 # If any of these parts exist, this won't work
367 foreach ($bad as $badpart) {
368 if (array_key_exists($badpart, $parts)) {
373 # We just have host and/or path
375 # If it's just a host...
376 if (array_key_exists('host', $parts) &&
377 (!array_key_exists('path', $parts) || strcmp($parts['path'], '/') == 0))
379 $hostparts = explode('.', $parts['host']);
381 # Try to catch common idiom of nickname.service.tld
383 if ((count($hostparts) > 2) &&
384 (strlen($hostparts[count($hostparts) - 2]) > 3) && # try to skip .co.uk, .com.au
385 (strcmp($hostparts[0], 'www') != 0))
387 return $this->nicknamize($hostparts[0]);
389 # Do the whole hostname
390 return $this->nicknamize($parts['host']);
393 if (array_key_exists('path', $parts)) {
394 # Strip starting, ending slashes
395 $path = preg_replace('@/$@', '', $parts['path']);
396 $path = preg_replace('@^/@', '', $path);
397 if (strpos($path, '/') === false) {
398 return $this->nicknamize($path);
406 function xri_to_nickname($xri) {
407 $base = $this->xri_base($xri);
413 # or @gratis*evan.prodromou
414 $parts = explode('*', substr($base, 1));
415 return $this->nicknamize(array_pop($parts));
419 function xri_base($xri) {
420 if (substr($xri, 0, 6) == 'xri://') {
421 return substr($xri, 6);
427 # Given a string, try to make it work as a nickname
429 function nicknamize($str) {
430 $str = preg_replace('/\W/', '', $str);
431 return strtolower($str);